add_sym_2 ("datan2d", GFC_ISYM_ATAN2D, CLASS_ELEMENTAL, ACTUAL_YES,
BT_REAL, dd, GFC_STD_GNU,
gfc_check_datan2, gfc_simplify_atan2d, gfc_resolve_trigd2,
y, BT_REAL, dd, REQUIRED,
x, BT_REAL, dd, REQUIRED);
add_sym_2 ("datan2d", GFC_ISYM_ATAN2D, CLASS_ELEMENTAL, ACTUAL_YES,
BT_REAL, dd, GFC_STD_GNU,
gfc_check_datan2, gfc_simplify_atan2d, gfc_resolve_trigd2,
y, BT_REAL, dd, REQUIRED,
x, BT_REAL, dd, REQUIRED);